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News From the Field

New Study of Steller Sea Lions Suggests Death by Predation May Be Higher


October 12, 2009

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A pioneering project that implants lifelong monitors inside of Steller sea lions to learn more about why the number of these endangered marine mammals has been declining--and remains low in Alaska--is beginning to provide data, and the results are surprising to scientists. Four out of five of the data sets that researchers have recovered indicate that the sea lions died from traumatic causes--most likely attacks from transient killer whales. Full Story

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Oregon State University

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